Due to pressure and equilibrium, after a hummingbird sucks out nectar from a flower, more nectar from inside the flower is drawn up. The nectar that is drawn up is then replaced. Similar effect can be seen if you cut a branch off a tree and you see sap coming out. If you wipe up the sap, a short while later the sap will be back due to pressure from water entering the roots pushing water in the trunk upwards.
2006-07-07 15:24:12
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answer #1
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answered by Darefooter 2
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Yes, a flower does replenish the lost nectar, but it is not an immediate process. Different species replace the nectar at different rates, and as another respondent noted, hummingbirds have been shown to remember which flowers they have emptied - and they do not visit the flower again until AFTER the average length of time it takes that flower to replenish its supply.
Flowers obviously do not replenish their nectar indefinitely - every type of flower has a length of time that it lives and produces nectar, and individual plants within a species vary in how long their flowers continue to produce nectar. Those plants that respond to nectar loss by increased production set more seed than plants that do not respond as vigorously, as pollinators visit them preferentially.
2006-07-11 21:33:17
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answer #2
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answered by jillmcm1970 5
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yes, moreover the hummingbirds actually have a kinda short term memory to skip ( for some time) exactly those flowers that they have just emptied! clever them
if you have a houseplant like Hoya, it would continue dripping the nectar on your polished table on and on..
2006-07-06 23:34:41
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answer #3
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answered by iva 4
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ya its true...flowers regain their lost nectar bu the help of their parts like flowers,fruites and by fertilization and pollination
2006-07-07 02:16:45
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answer #4
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answered by msknowall 2
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Of course! It's the plants way to attract pollen carriers and get fertilized to produce seeds! :-)=
2006-07-06 23:00:32
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answer #5
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answered by Jcontrols 6
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yes
2006-07-06 22:57:11
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answer #6
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answered by deal 3
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of course...
2006-07-06 23:01:42
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answer #7
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answered by KT 7
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